Drafting machine scale magnifier attachment



FIG. 1 is a perspective view of a drafting machine scale magnifier attachment showing my new design, the rule portion shown in broken lines being for illustrative purposes only and forming no part of the claimed design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a cross-sectional view thereof as taken from line 3--3 of FIG. 2. 

The ornamental design for a drafting machine scale magnifier attachment, as shown and described. 